<!--
     Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/
-->
<!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=621210 -->

<svg xmlns="http://www.w3.org/2000/svg">
  <title>Testcase for re-using an objectBoundingBox mask with a &lt;g&gt; child</title>
  <mask id="mask" maskUnits="objectBoundingBox" maskContentUnits="objectBoundingBox">
    <g>
      <rect width="1" height="1" fill="white"/>
    </g>
  </mask>
  <rect width="100%" height="100%" fill="red"/>
  <rect mask="url(#mask)" width="1" height="1" fill="red"/>
  <rect mask="url(#mask)" width="100%" height="100%" fill="lime"/>
</svg>
